Product comparison · 2 power supply units

itek NBPS500K power supply unit vs itek SI350 power supply unit

10specifications compared
4differ
6identical
18known for one product only

Key differences

Total power
- NBPS500K power supply unit:500 W
- SI350 power supply unit:350 W
AC input voltage
- NBPS500K power supply unit:220 - 240 V
- SI350 power supply unit:230 V
Motherboard power connector
- NBPS500K power supply unit:20+4 pin ATX
- SI350 power supply unit:24-pin ATX
80 PLUS certification
- NBPS500K power supply unit:No
- SI350 power supply unit:80 PLUS

Side by side

Differences highlightedShow differences only

Comparison of NBPS500K, SI350
28 specifications	A itek NBPS500K power supply unit Model NBPS500K View product	B itek SI350 power supply unit Model SI350 View product
Power2 differ
Total powerDiffers	500 W	350 W
AC input voltageDiffers	220 - 240 V	230 V
Power Factor Correction (PFC) typeKnown for one	Unknown — not stated by the source	Active
EfficiencyKnown for one	Unknown — not stated by the source	85%
Power protection featuresKnown for one	Unknown — not stated by the source	Over current, Over power, Over voltage, Short circuit
Ports & interfaces1 differ
Motherboard power connectorDiffers	20+4 pin ATX	24-pin ATX
Motherboard power cable lengthKnown for one	Unknown — not stated by the source	60 cm
SATA power cable lengthKnown for one	Unknown — not stated by the source	150,600 mm
EPS power connector (4+4 pin)Known for one	Unknown — not stated by the source	Yes
Cabling type	Non-Modular	Non-Modular
Number of PATA power connectorsKnown for one	2	Unknown — not stated by the source
Number of SATA power connectorsKnown for one	4	Unknown — not stated by the source
Peripheral (Molex) power connectors (4-pin)Known for one	1	Unknown — not stated by the source
Floppy drive power connectorKnown for one	1	Unknown — not stated by the source
Performance1 differ
Purpose	PC	PC
Power supply unit (PSU) form factor	ATX	ATX
80 PLUS certificationDiffers	No	80 PLUS
ATX versionKnown for one	Unknown — not stated by the source	2.31
Bearing technologyKnown for one	Unknown — not stated by the source	Hydro bearing
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	270000 h
Designidentical
Product colour	Black	Black
Cooling typeKnown for one	Unknown — not stated by the source	Active
Fan diameter	12 cm	12 cm
Number of fans	1 fan(s)	1 fan(s)
On/off switchKnown for one	Unknown — not stated by the source	Yes
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	140 mm
DepthKnown for one	Unknown — not stated by the source	150 mm
HeightKnown for one	Unknown — not stated by the source	86 mm

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

More power supply unit comparisons

All power supply unit comparisons